DR. RICHARD WILLIAM MARCUS M.D.
NPI 1487693545
Internal Medicine - Sleep Medicine in Springfield, OR

NPI Status: Active since June 05, 2006

Contact Information

3333 RIVERBEND DR
SLEEP DISORDER CENTER
SPRINGFIELD, OR
ZIP 97477
Phone: (541) 222-2402

Get Directions Write a Review

  • Individual
  • Male
  • Internal Medicine
  • Sleep Medicine

About RICHARD MARCUS

This page provides the complete NPI Profile along with additional information for Richard Marcus, an internist established in Springfield, Oregon with a medical specialization in Internal Medicine, focusing in sleep medicine . The healthcare provider is registered in the NPI registry with number 1487693545 assigned on June 2006. The practitioner's primary taxonomy code is 207RS0012X with license number MD27166 (OR). The provider is registered as an individual and his NPI record was last updated 16 years ago.

NPI
1487693545
Provider Name
DR. RICHARD WILLIAM MARCUS M.D.
Other Name Type
Former Name (1)
Gender
Male
Entity Type
Individual
Location Address
3333 RIVERBEND DR SLEEP DISORDER CENTER SPRINGFIELD, OR 97477
Location Phone
(541) 222-2402
Mailing Address
PO BOX 24410 EUGENE, OR 97402
Is Sole Proprietor?
No
Enumeration Date
06-05-2006
Last Update Date
07-27-2010
Code Navigator

An internist like Richard Marcus is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, etc.

Location Map

Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Internal Medicine Sleep Medicine

Taxonomy Code
207RS0012X
Type
Allopathic & Osteopathic Physicians
License No.
MD27166
License State
OR
Taxonomy Description
An Internist who practices Sleep Medicine is certified in the subspecialty of sleep medicine and specializes in the clinical assessment, physiologic testing, diagnosis, management and prevention of sleep and circadian rhythm disorders. Sleep specialists treat patients of any age and use multidisciplinary approaches. Disorders managed by sleep specialists include, but are not limited to, sleep related breathing disorders, insomnia, hypersomnias, circadian rhythm sleep disorders, parasomnias and sleep related movement disorders.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
12084N0400XAllopathic & Osteopathic Physicians

Psychiatry & Neurology
Neurology

MD27166 (OR)

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
C82030MEDICARE UPIN (02)OR 
213095MEDICAID (05)OR 
R136024MEDICARE PIN (08)OR 

Reviews for DR. RICHARD WILLIAM MARCUS M.D.

There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.

NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1487693545, we treat the final digit (5) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 75. The final step is to find the difference between that total and the next multiple of ten (80 - 75 = 5).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
4
Unchanged
Pos 3
8
Doubled → 16 → 1 + 6
Pos 4
7
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
9
Unchanged
Pos 7
3
Doubled → 6
Pos 8
5
Unchanged
Pos 9
4
Doubled → 8
Check
5
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 8 → 16 → 7 6 → 12 → 3 3 → 6 4 → 8

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 4 + 1 + 6 + 7 + 1 + 2 + 9 + 6 + 5 + 8 + 24 = 75

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 75 is 80. The difference is the calculated check digit.

80 - 75 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1487693545.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Psychiatry & Neurology (Psychiatry)
3333 RIVERBEND DR, BEHAVIORAL SERVICES
SPRINGFIELD, OR 97477
Anesthesiology
3333 RIVERBEND DR
SPRINGFIELD, OR 97477
Anesthesiology
3333 RIVERBEND DR
SPRINGFIELD, OR 97477
Anesthesiology
3333 RIVERBEND DR
SPRINGFIELD, OR 97477
Anesthesiology
3333 RIVERBEND DR
SPRINGFIELD, OR 97477
Anesthesiology
3333 RIVERBEND DR
SPRINGFIELD, OR 97477
Anesthesiology
3333 RIVERBEND DR
SPRINGFIELD, OR 97477
Anesthesiology
3333 RIVERBEND DR
SPRINGFIELD, OR 97477
Anesthesiology
3333 RIVERBEND DR
SPRINGFIELD, OR 97477
Anesthesiology
3333 RIVERBEND DR
SPRINGFIELD, OR 97477
Anesthesiology
3333 RIVERBEND DR
SPRINGFIELD, OR 97477
Anesthesiology
3333 RIVERBEND DR
SPRINGFIELD, OR 97477
Anesthesiology
3333 RIVERBEND DR
SPRINGFIELD, OR 97477
Anesthesiology
3333 RIVERBEND DR
SPRINGFIELD, OR 97477
Anesthesiology
3333 RIVERBEND DR
SPRINGFIELD, OR 97477
Anesthesiology
3333 RIVERBEND DR
SPRINGFIELD, OR 97477
Anesthesiology
3333 RIVERBEND DR
SPRINGFIELD, OR 97477
Anesthesiology
3333 RIVERBEND DR
SPRINGFIELD, OR 97477
Anesthesiology
3333 RIVERBEND DR
SPRINGFIELD, OR 97477
Anesthesiology
3333 RIVERBEND DR
SPRINGFIELD, OR 97477

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1487693545, enumerated as an "individual" on June 05, 2006.

The provider is located at 3333 RIVERBEND DR SLEEP DISORDER CENTER SPRINGFIELD, OR 97477 and the phone number is (541) 222-2402.

Internal Medicine with taxonomy code 207RS0012X and a focus in Sleep Medicine.

The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.